Test I variant Amallarni bajaring: a 61; b 60; c 61; d 62

C) Mos burchaklari nisbatiga;

D) Oxshashlik koeffitsiyenti kvadratiga.

9 sinf TEST I CHORAK II variant

Ifodani soddalashtiring: (13x2(8xy(y2 )+( (11x2 (9xy+y2)

A) 17xy; B) 2x2 (17xy; C) 2x2; D) x2 (xy.

Ifodaning qiymatini toping:

A) 121; B) 243; C) 241; D) 233.

Amallarni bajaring:

A) 61; B) 60; C) 61; D) 62.

Tenglamani yeching:

A) 1,03; B) 10; C) 1,3; D) 103.

Proporsiyaning nomalum hadini toping: 10,4 : 3=x :

A) 1; B) 2; C) ; D) .

Parabolaning koordinata oqlari bilan kesishish nuqtalarining koordinata-larini toping: y=x2(4x(5

A) (0;-5); C) (0;-5), (-1;0), (5;0);

B) (0;-5), ((1;0) D) (-1;0), (5;0).

Parabola uchining koordinatalarini toping: y=x2+6x+5

A) (3;4); B) (-3;-4); C) (-3;4); D) (3;-4).

y=x2 (4x+6 parabola qaysi choraklarda joylashgan:

A) I, IV; B) II, III; C) I, II, III, IV; D) I, II.

x= (2 da y=2x2 +5x(3 funksiyaning qiymatini toping:

A) 0,5; B) 5; C) (4; D) (5.

Ikki musbat sonning yigindisi a ga teng. Agar shu sonlarning kvadratlari yigindisi eng kichik bolsa, shu sonlarni toping:

A) B) a3, a; C) D)

Tengsizlikni yeching: (x+3)(x(4)>0

A) x>4; B) x<(3; C) 04.

Tengsizlikni yeching: 2x2 (8(0.

A) 0(x(4; B) -2(x(2; C) x(-2; D) x(-2.

Tengsizlikni yeching: -x2+3x(0.

A) x(0, x(3; B) x>3; C) x(0; D) 0

Tengsizlikni yeching: (4x2+8x(3>0

A) x> B) x<; C)

Tengsizlikning barcha butun yechimlari yigindisini toping: x2+6x+5<0

A) 10; B) 9; C) (9; D) (10.

Teng yonli trapetsiyaning asoslari 8 sm va 16 sm. Yon tomoni 5 sm ga teng. Trapetsiyaning yuzini toping.

A) 36 sm2; C) 36,5 sm2;

B) 35 sm2; D) 72 sm2.

Rombning perimetri 68 sm, diagonallaridan biri 30 sm. Rombning yuzini toping.

A) 280 sm2; C) 480 sm2;

B) 240 sm2; D) 48 sm2.

Ikkita oxshash uchburchak perimetrlariining nisbati nimaga teng?

A) Oxshashlik koeffitsiyentiga;

B) Mos tomonlari nisbatiga;

C) Mos burchaklari nisbatiga;

D) Oxshashlik koeffitsiyenti kvadratiga.

Ikkita oxshash uchburchak yuzlarining nisbati nimaga teng?

A) Oxshashlik koeffitsiyentiga;

B) Mos tomonlari nisbatiga;

C) Perimetrlari nisbatiga;

D) Oxshashlik koeffitsiyenti kvadratiga.

Ikki oxshash uchburchakning yuzlari 50 va 32 ga, ularning perimetrlari yigindisi 117 ga teng bolsa, har bir uchburchakning perimetrini toping.

A) 52; 65; C) 52; 650;

B) 520; 65; D) 57; 60.